A. Kramer

Primary jejunal ulcer: an unusual cause for severe anemia.

Michael Muehlbauer, B. Epstein, A. Kramer, 1954, The American journal of digestive diseases.

ACTH-induced adrenal hemorrhage: a complication of therapy masquerading as an acute abdomen.

D. Sachar, M. Chapman, C. Gray, 1990, Journal of clinical gastroenterology.